(b) Lessee shall maintain, inspect, service, repair, overhaul and test the Aircraft (including
each engine) in accordance with (i) all maintenance manuals initially furnished with the Aircraft,
including any subsequent amendments or supplements to such manuals issued by the manufacturer from
time to time, (ii) all mandatory **“Service Bulletins”** issued, supplied, or available by or through
the manufacturer and/or the manufacturer of any engine or part with respect to the Aircraft, (iii)
all airworthiness directives applicable to the Aircraft issued by the FAA or similar regulatory
agency having jurisdictional authority, and causing compliance to such directives to be completed
through corrective modification in lieu of operating manual restrictions (except for temporary
operating manual restrictions for a flight to a repair facility), and (iv) all maintenance
requirements set forth in Annex G hereto. Lessee shall maintain all records, logs and other
materials required by the manufacturer for enforcement of any warranties or by the FAA. All
maintenance procedures required hereby shall be undertaken and completed in accordance with the
manufacturer’s recommended procedures, and by properly trained, licensed, and certificated
maintenance sources and maintenance personnel, so as to keep the Aircraft and each engine in as
good operating condition as when delivered to Lessee hereunder, ordinary wear and tear excepted,
and so as to keep the Aircraft in such operating condition as may be necessary to enable the
airworthiness certification of such Aircraft to be maintained in good standing at all times under
the FAA.